Which of the following lists the ingredients of the solar nebula from highest to lowest percentage of mass of the nebula?
A) light gases (H, He), hydrogen compounds (H2O, CH4, NH3), metals, rocks
B) hydrogen compounds (H2O, CH4, NH3), rocks, metals, light gases (H, He)
C) light gases (H, He), hydrogen compounds (H2O, CH4, NH3), rocks, metals
D) hydrogen compounds (H2O, CH4, NH3), light gases (H, He), rocks, metals
E) hydrogen compounds (H2O, CH4, NH3), light gases (H, He), metals, rocks
Question 2
Due to its larger mass, the Sun's gravitational effect on Earth's tides is greater than the Moon's.
Indicate whether the statement is true or false
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